Yamaha YTR-988 소유자 매뉴얼 - 페이지 12

{카테고리_이름} Yamaha YTR-988에 대한 소유자 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Yamaha YTR-988 17 페이지. Trumpet/cornet/flugelhorn/ rotary trumpet

Maintenance

■ Twice Yearly Maintenance

● Cleaning the instrument

Make a brass soap water solution.

Prepare a brass soap water solution using be-

tween 10 to 15 parts warm water (30 ° to 40 ° C)

and 1 part brass soap. Before putting the in-

strument into the soap water solution, remove

the pistons, valve casing covers, slide valves.

With the instrument removed from the water,

apply some soap water solution to a flexible

cleaner and use the cleaner to clean the inside

of the instrument's pipes.

Flexible cleaner

After cleaning the instrument, use clean water

and thoroughly rinse out the brass soap water

solution. After that, apply valve oil and slide

grease and reassemble the instrument.

● Cleaning the mouthpiece

Dip the mouthpiece brush in the brass soap

water solution and clean the mouthpiece

throat with the brush. Rinse the mouthpiece

out with clean water.

● Rotor maintenance

(Rotary trumpets only)

Apply some lever oil to the lever shaft.

Lever oil

Mouthpiece brush